Journal of the Society of Motion Picture Engineers (1930-1949)

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528 JAMES A. MOSES November measures greatly assisted in minimizing damage to both equipment and films. Although no 16-mm projector, designed for military use, was produced during the war, the models delivered to the Army during the later years of World War II represented a considerable improvement over their prewar counterparts. The first move toward development of an entirely new 16-mm sound projector was the creation of the "Joint Army-Navy Specifica Fig. 1. Projector Set AN/PFP-1-Q 16-mm motion picture sound equipment. tion, JAN P-49" on May 31, 1944. Although the JAN Specification assured the performance characteristics required for military use, it provided no means of standardization or interchangeability of parts, between successive procurements. The importance of parts uniformity and interchangeability was already being noted because of recurrent problems of the field in attempting to satisfy the maintenance requirements of several different types of projectors. This was further influenced by such accessory circumstances as: (1) the fact that replacement of existing equipment was not anticipated for a